Several counties around Pennsylvania, Delaware and New Jersey have been put on alert for a Flash Flood Watch as of 10 p.m. Tuesday.
The north and northwest New Jersey counties of Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and Warren; and the Pennsylvania counties of Berks, Bucks, Chester, Delaware, Lehigh, Montgomery, Northampton and Philadelphia are on a flood watch from 10 p.m. tonight until Wednesday afternoon.
In Delaware, the beaches, Kent County and inland Sussex County could experience tidal and roadway flooding.
A note from the National Weather Service:
“A COMPLEX LOW PRESSURE SYSTEM WILL MOVE FROM THE OHIO VALLEY INTO OUR REGION LATER TONIGHT AND PRODUCE A COPIOUS AMOUNT OF RAIN OVER A RATHER SHORT TIME PERIOD. RAIN WILL BE HEAVY AT TIMES TONIGHT AND EARLY WEDNESDAY MORNING AS THE SYSTEM WRAPS UP AND MOVES TO OUR NORTHEAST. WIDESPREAD RAINFALL AMOUNTS OF ONE TO THREE INCHES ARE POSSIBLE IN THE WATCH AREA THROUGH WEDNESDAY AFTERNOON WITH EVEN HIGHER AMOUNTS FROM ISOLATED THUNDERSTORMS.”